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Finding the Fourth Proportional to 242,281.62, 334,308.69 and 134,848.89

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Solution

The fourth proportional to 242,281.62, 334,308.69 and 134,848.89 is: 186,069.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,281.62 : 334,308.69 = 134,848.89 : x
  2. Step 2: Convert to fraction form
    242,281.62/334,308.69 = 134,848.89/x
  3. Step 3: Cross multiply
    242,281.62x = 334,308.69 × 134,848.89
  4. Step 4: Simplify right side
    242,281.62x = 45,081,155,763.85
  5. Step 5: Solve for x
    x = 45,081,155,763.85/242,281.62
  6. Step 6: Final answer
    x = 186,069.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.